71289010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{14821}}^1$

素因数の和:14878

約数の個数: 32

約数和(自身を含む): 141935472

約数和(自身を除く): 70646462

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 14821, 29642, 74105, 148210, 192673, 385346, 548377, 963365, 1096754, 1926730, 2741885, 5483770, 7128901, 14257802, 35644505, 71289010]

約数ペア:

[(1, 71289010), (2, 35644505), (5, 14257802), (10, 7128901), (13, 5483770), (26, 2741885), (37, 1926730), (65, 1096754), (74, 963365), (130, 548377), (185, 385346), (370, 192673), (481, 148210), (962, 74105), (2405, 29642), (4810, 14821)]